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Flura [38]
3 years ago
13

A roll of tape has a circumference of 14.8 centimeters. The circumference decreases 2.4 centimeters after you use some of the ta

pe. What is the diameter of the roll after you use the tape? ROUND to the nearest HUNDREDTH. I need answers quick
Mathematics
1 answer:
Lelu [443]3 years ago
6 0

Answer:

7.900 cm

Step-by-step explanation:

The computation of the diameter after using the tape is given below:

Since the circumference is 14.8 cm

And it would be decrease by 2.4 cm

So, the new circumference is

= 14.8 - 2.4

= 12.4 cm

Now the radius is

= 12.4 ÷ π

= 3.95

And, the diameter is

= 3.95 × 2

= 7.900 cm

You might be interested in
A swimming pool at a park measures 9.75 meters by 7.2 meters the area of the playground is one and half times that of the swimmi
ElenaW [278]
9.75 x 7.2 = 70.2
Swimming Pool Area: 70.2
The Park Area: 70.2 x 1.5 = 105.3
Total Area of both Swimming Pool & Park area: 70.2 + 105.3 = 175.5
Final Answer: 175.5
8 0
3 years ago
Explain why a change from 20 to 40 is a 100% increase, but a change from 40 to 20 is a 50% decrease.
Rainbow [258]

Answer:

Because 20 has to be doubled to become 40. While 40 is twice as much as 20 so you just divide 40 by 20 to get 50%.

Explanation:

20 x 20 = 40 = 100%

40 / 20 = 50%

4 0
3 years ago
A candy store sells 7 packs of bubble gum for $29.33. How much would it cost to buy 3 packs?
alexira [117]

Hi there,

Recall how 7 packs for gum sell for $29.33.

Before we can calculate how much it would cost to sell 3 packs of gum, we must calculate how much it would first cost to sell 1 pack of gum.

The cost of 1 pack of gum is the current total cost divided by the total amount of gum packs you receive at that price.

In this case, the total cost is $29.33, and we receive 7 gum packs at that price.

Therefore, the cost of 1 pack of gum is \frac{29.33}{7}, which equates to $4.19.

We now know that each pack of gum costs $4.19.

Hence, 3 packs of gum would cost three times that price.

4.19 * 3 = 12.57

The cost of 3 packs of gum is $12.57.

Hope that helps!

5 0
3 years ago
Read 2 more answers
(-4) (-4) rewrite expression use exponent rather then repeating multiplication
vekshin1

Answer:4^2 or (-4)^2

Step-by-step explanation:

I don't really know how to explain it. I can try if you want

4 0
3 years ago
Can anyone help me with this please?
anastassius [24]
You are taking off 8 each 2 at x, so it would be four for each 1 at x. therefore 2 is 9, 1 is 13 and...

the value of y is 17 when x = 0

sorry if i explained that bad
8 0
3 years ago
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